*{
				margin: 0;
				padding: 0;
				list-style: none;
				box-sizing: border-box;
				text-decoration: none;
			}
			#z_box{
				width: 1200px;
				height: 600px;
				border: 1px solid;
				margin:30px auto;
			}
			#z_header{
				width:100%;
				height: 70px;
				border-bottom: 1px solid;
				overflow: hidden;
			}
			#z_img{
				width: 140px;
				height: 100%;
				float: left;
			}
			#z_img img{
				width: 100%;
				height: 100%;
			}
			#z_ul1{
				width: 600px;
				height: 100%;
				float:left;
			}
			#z_ul1 li{
				float: left;
				margin-top: 35px;
				padding: 0 35px;
				border-right: 1px solid;
				
			}
			#z_ul1 li:nth-child(5){
				border: none;
			}
			#z_ul1 li a{
				color: #000;
			}
			#z_h_r{
				width: 398px;
				height: 100%;
				float: left;
			}
			#z_h_r>div{
				height: 35px;
				float: right;
			}
			#z_h_r>div p{
				line-height: 35px;
				display: inline-block;
				margin-right: 20px;
			}
			#z_ul2{
				width: 400px;
				height: 35px;
				float:left;
			}
			#z_ul2 li{
				float: left;
				padding: 0 34px;
				border-right: 1px solid;
				
			}
			#z_ul2 li:nth-child(3){
				border: none;
			}
			#z_ul2 li a{
				color: #000;
			}
			#z_con1>div{
				overflow: hidden;
				display: none;
			}
			
			.z_left{
				width: 15%;
				height: 530px;
				background: #ccc;
				float: left;
			}
			.z_left>ul{
				padding: 50px 0;
			}
			.z_left>ul li{
				width: 84%;
				margin-left:8%;
				margin-bottom: 20%;
				border: 1px solid;
				border-radius: 8px;
				line-height: 50px;
				text-align: center;
			}
			.z_right{
				width: 85%;
				height: 530px;
				float: left;
			}
			.z_right>iframe{
				display: none;
			}
			
			#z_h_r{
				width: 398px;
				height: 100%;
				float: left;
			}
			#z_h_r>div{
				height: 35px;
				float: right;
			}
			#z_h_r>div p{
				line-height: 35px;
				display: inline-block;
				margin-right: 20px;
			}
			#z_ul2{
				width: 400px;
				height: 35px;
				float:left;
			}
			#z_ul2 li{
				float: left;
				padding: 0 34px;
				border-right: 1px solid;
				
			}
			#z_ul2 li:nth-child(3){
				border: none;
			}
			#z_ul2 li a{
				color: #000;
			}
			.z_right>div{
				display: none;
			}
			
			#z_con2{
				height: 530px;	
			}
			#z_con2>div{
				height: 100%;	
			}
			
			
			
			
			.active{
				font-weight: bold;
			}
			.active2{
				background: #757575;
			}
			.active3{
				display: block;
			}
			.active4{
				display: none;
			}
